CN109808614A - Vehicle body domain controller and automobile - Google Patents
Vehicle body domain controller and automobile Download PDFInfo
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- CN109808614A CN109808614A CN201910088920.6A CN201910088920A CN109808614A CN 109808614 A CN109808614 A CN 109808614A CN 201910088920 A CN201910088920 A CN 201910088920A CN 109808614 A CN109808614 A CN 109808614A
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Abstract
The invention discloses a kind of vehicle body domain controller and automobiles, vehicle body domain controller includes processor unit, switching signal acquisition unit, driving signal output unit, communication unit, low-frequency signal processing unit and high-frequency signal receiving unit, switching signal acquisition unit, driving signal output unit, communication unit, low-frequency signal processing unit and high-frequency signal receiving unit are connect with processor unit, vehicle body state-detection and control are realized respectively by switching signal acquisition unit and driving signal output unit, it is realized by communication unit and is communicated with peripheral control unit, low frequency signal transmitting-receiving is realized by low-frequency signal processing unit, the high-frequency signal of automobile key and automobile tyre pressure sensor is received by high-frequency signal receiving unit, thus by Body Control, keyless entry and starting, individually function is integrated real on one chip for tire pressure detection etc. It is existing, communication link load is reduced, communication failure probability is reduced, while having saved hardware spending, reduces hardware cost.
Description
Technical field
The present invention relates to automobile control technology more particularly to a kind of vehicle body domain controllers and automobile.
Background technique
Existing car body component controller such as BCM, PEPS, IMMO, TPMS etc. mostly also using arithmetic speed it is lower 8 or
16 level controllers, what multiple modules such as various discrete parts such as BCM, PEPS, IMMO, TPMS, gateway were separately controlled and realized
The function such as washing of light, windscreen wiper, door lock, keyless entry, one-key start, emergency starting, electronical line shaft lock control, engine are recognized
Card, tire pressure monitoring, gateway etc. are realized using individual chip, are communicated between different chips, communication link
Load is big, and communication failure probability is high, and system stability is poor.
Summary of the invention
Present invention is primarily aimed at provide a kind of vehicle body domain controller and automobile, to solve the prior art using independent
Chip realizes that communication link load caused by the different control function of vehicle body is big, and communication failure probability is high, system stability difference
Problem.
The present invention is achieved through the following technical solutions:
A kind of vehicle body domain controller, including it is processor unit, switching signal acquisition unit, driving signal output unit, logical
Believe unit, low-frequency signal processing unit and high-frequency signal receiving unit, the switching signal acquisition unit, driving signal output are single
Member, communication unit, low-frequency signal processing unit and high-frequency signal receiving unit are connect with the processor unit；
The switching signal acquisition unit is sent for acquiring vehicle body status signal, and by collected vehicle body status signal
To the processor unit；
The driving signal output unit is used to export to vehicle body execution unit and is used for by what the processor unit generated
Drive the driving signal of the vehicle body execution unit；
The communication unit is communicated for the vehicle body domain controller with peripheral control unit；
The low frequency signal is sent to the processor for receiving low frequency signal by the low-frequency signal processing unit
Unit, and instructed according to the instruction issue low frequency of the processor unit；
The high-frequency signal receiving unit is used to receive the high-frequency signal that automobile key and automobile tyre pressure sensor are sent, and
The high-frequency signal is sent to the processor unit.
Further, the processor unit is MCU.
Further, the MCU is 32 bit processors.
Further, the communication unit is CAN communication module, LIN communication module or Ethernet communication module.
Further, the low-frequency signal processing unit is connect with low-frequency antenna.
Further, the vehicle body status signal includes wiper status signal, LED status signal, car door lock status
Signal, vehicle window status signal, the vehicle body execution unit include wiper motor, indicator light, car door lock motor, Car window electric machine.
Further, the high-frequency signal receiving unit is mono-channel radio-frequency chip.
Further, the high-frequency signal receiving unit is multi-channel radio frequency chip, the high frequency that the automobile key is sent
The high-frequency signal that signal and the automobile tyre pressure sensor are sent passes through different channel receptions respectively.
A kind of automobile is equipped with vehicle body domain controller as described above.
Compared with prior art, vehicle body domain controller and automobile provided by the invention, vehicle body domain controller includes processor
Unit, switching signal acquisition unit, driving signal output unit, communication unit, low-frequency signal processing unit and high-frequency signal connect
Receive unit, switching signal acquisition unit, driving signal output unit, communication unit, low-frequency signal processing unit and high-frequency signal
Receiving unit is connect with processor unit, realizes vehicle body shape respectively by switching signal acquisition unit and driving signal output unit
State detects and controls, and is realized by communication unit and is communicated with peripheral control unit, realizes low frequency letter by low-frequency signal processing unit
Number transmitting-receiving, by high-frequency signal receiving unit receive automobile key and automobile tyre pressure sensor high-frequency signal, thus by vehicle body
The independent function such as control, keyless entry and starting, tire pressure detection integrates to be realized on one chip, and it is road-load to reduce communication chain
Lotus reduces communication failure probability, while having saved hardware spending, reduces hardware cost.
Detailed description of the invention
Fig. 1 is the theory of constitution schematic diagram of vehicle body domain controller of the embodiment of the present invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment and attached drawing, to this
Invention is described in further detail.
Part term of the present invention is explained as follows:
LIN: local interconnect network；
PEPS: keyless entry and activation system；
TPMS: system for monitoring pressure in tyre；
IMMO: anti-theft locking system of engine；
BCM: car body controller；
CAN: controller local area network.
As shown in Figure 1, vehicle body domain controller provided in an embodiment of the present invention, including the acquisition of processor unit 5, switching signal
Unit 2, driving signal output unit 3, communication unit 4, low-frequency signal processing unit 6 and high-frequency signal receiving unit 8, switch letter
Number acquisition unit 2, driving signal output unit 3, communication unit 4, low-frequency signal processing unit 6 and high-frequency signal receiving unit 8
It is connect with processor unit 5.
Switching signal acquisition unit 2 sends collected vehicle body status signal to for acquiring vehicle body status signal
Processor unit 5.
Driving signal output unit 3 is used to be used to drive vehicle by what processor unit 5 generated to the output of vehicle body execution unit 1
The driving signal of body execution unit 1.
Communication unit 4 is communicated for vehicle body domain controller with peripheral control unit.
Low frequency signal is sent to processor unit 5 for receiving low frequency signal by low-frequency signal processing unit 6, and
It is instructed according to the instruction issue low frequency of processor unit 5.
High-frequency signal receiving unit 8 is used to receive the high-frequency signal that automobile key and automobile tyre pressure sensor are sent, and will
High-frequency signal is sent to processor unit 5.
In the vehicle body domain controller, vehicle body control is realized by switching signal acquisition unit 2 and driving signal output unit 3
Device function processed can realize the communication functions such as gateway communication by communication unit 4, be believed by low-frequency signal processing unit 6 and high frequency
Number receiving unit 8 realizes the functions such as keyless entry and starting, engine anti-theft locking, tire pressure monitoring, thus by it is each individually
Function is integrated to be realized on one chip, is reduced communication link load, is reduced communication failure probability, it is real to also improve control
Shi Xing, while hardware spending has been saved, reduce hardware cost.
Processor unit 5 is MCU, MCU concretely 32 bit processor, to provide powerful data-handling capacity.
Communication unit 4 is in CAN communication module, LIN communication module or Ethernet communication module or these three modules
Any combination, thus realize communicated with automobile CAN-bus, LIN bus, realize vehicle body signal collecting and controlling instruct
Transmission and ethernet communication etc..
Low-frequency signal processing unit 6 is connect with low-frequency antenna 7, and the transmitting-receiving of low frequency signal is realized by interior base station.
Vehicle body status signal include but is not limited to wiper status signal, LED status signal, car door lock status signal,
Vehicle window status signal etc., correspondingly, vehicle body execution unit 1 include but is not limited to wiper motor, indicator light, car door lock motor,
Car window electric machine etc..
High-frequency signal receiving unit 8 can be mono-channel radio-frequency chip, receive automobile key simultaneously by mono-channel radio-frequency chip
The high-frequency signal that the high-frequency signal and automobile tyre pressure sensor that spoon is sent are sent.
High-frequency signal receiving unit 8 is also possible to multi-channel radio frequency chip, in this way, automobile key send high-frequency signal and
The high-frequency signal that automobile tyre pressure sensor is sent passes through different channel receptions respectively, issuable dry between unlike signal to prevent
It disturbs.
Another embodiment of the present invention additionally provides a kind of automobile, is equipped with vehicle body domain controller as above.
Above-described embodiment is only preferred embodiment, the protection scope being not intended to limit the invention, in spirit of the invention
With any modifications, equivalent replacements, and improvements made within principle etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of vehicle body domain controller, which is characterized in that defeated including processor unit, switching signal acquisition unit, driving signal
Unit, communication unit, low-frequency signal processing unit and high-frequency signal receiving unit out, the switching signal acquisition unit, driving
Signal output unit, communication unit, low-frequency signal processing unit and high-frequency signal receiving unit are connect with the processor unit；
The switching signal acquisition unit sends institute for collected vehicle body status signal for acquiring vehicle body status signal
State processor unit；
The driving signal output unit is used to be used to drive by what the processor unit generated to the output of vehicle body execution unit
The driving signal of the vehicle body execution unit；
The communication unit is communicated for the vehicle body domain controller with peripheral control unit；
The low frequency signal is sent to the processor list for receiving low frequency signal by the low-frequency signal processing unit
Member, and instructed according to the instruction issue low frequency of the processor unit；
The high-frequency signal receiving unit is used to receive the high-frequency signal that automobile key and automobile tyre pressure sensor are sent, and by institute
It states high-frequency signal and is sent to the processor unit.
2. vehicle body domain controller as described in claim 1, which is characterized in that the processor unit is MCU.
3. vehicle body domain controller as claimed in claim 2, which is characterized in that the MCU is 32 bit processors.
4. vehicle body domain controller as described in claim 1, which is characterized in that the communication unit is CAN communication module, LIN
Communication module or Ethernet communication module.
5. vehicle body domain controller as described in claim 1, which is characterized in that the low-frequency signal processing unit and low-frequency antenna
Connection.
6. vehicle body domain controller as described in claim 1, which is characterized in that the vehicle body status signal includes wiper state
Signal, LED status signal, car door lock status signal, vehicle window status signal, the vehicle body execution unit include wiper electricity
Machine, indicator light, car door lock motor, Car window electric machine.
7. vehicle body domain controller as described in claim 1, which is characterized in that the high-frequency signal receiving unit is penetrated for single channel
Frequency chip.
8. vehicle body domain controller as described in claim 1, which is characterized in that the high-frequency signal receiving unit is penetrated for multichannel
Frequency chip, the high-frequency signal that the high-frequency signal and the automobile tyre pressure sensor that the automobile key is sent are sent pass through not respectively
Same channel reception.
9. a kind of automobile, which is characterized in that installation any vehicle body domain controller just like in claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910088920.6A CN109808614A (en) | 2019-01-30 | 2019-01-30 | Vehicle body domain controller and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910088920.6A CN109808614A (en) | 2019-01-30 | 2019-01-30 | Vehicle body domain controller and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109808614A true CN109808614A (en) | 2019-05-28 |
Family
ID=66605762
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910088920.6A Pending CN109808614A (en) | 2019-01-30 | 2019-01-30 | Vehicle body domain controller and automobile |
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| Country | Link |
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| CN (1) | CN109808614A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110203156A (en) * | 2019-05-31 | 2019-09-06 | 大陆汽车电子(长春)有限公司 | Distributed wireless body control system |
| CN110562169A (en) * | 2019-09-25 | 2019-12-13 | 厦门博电电子有限公司 | Multifunctional vehicle body controller and control method thereof |
| CN111038418A (en) * | 2019-12-31 | 2020-04-21 | 重庆集诚汽车电子有限责任公司 | Central integrated automobile body domain controller system and automobile |
| CN114056264A (en) * | 2021-12-31 | 2022-02-18 | 埃泰克汽车电子(芜湖)有限公司 | Automobile body domain controller based on domestic chip design and automobile |
| CN114185287A (en) * | 2021-11-25 | 2022-03-15 | 上汽通用五菱汽车股份有限公司 | Vehicle body area controller |
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| TW201109196A (en) * | 2009-09-15 | 2011-03-16 | Delta Electronics Inc | Method for integrating tire pressure monitoring and keyless entry |
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| CN105467976A (en) * | 2015-12-31 | 2016-04-06 | 重庆集诚汽车电子有限责任公司 | Controller applied to automobile tire pressure monitoring and body control |
| CN108303913A (en) * | 2017-01-13 | 2018-07-20 | 法雷奥汽车内部控制（深圳）有限公司 | Vehicle control system |
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| GB2444368B (en) * | 2006-11-30 | 2010-06-30 | Lear Corp | Multichannel passive vehicle activation system |
| TW201109196A (en) * | 2009-09-15 | 2011-03-16 | Delta Electronics Inc | Method for integrating tire pressure monitoring and keyless entry |
| CN202046273U (en) * | 2011-02-17 | 2011-11-23 | 广州汽车集团股份有限公司 | Automobile body controller |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110203156A (en) * | 2019-05-31 | 2019-09-06 | 大陆汽车电子(长春)有限公司 | Distributed wireless body control system |
| CN110203156B (en) * | 2019-05-31 | 2021-10-22 | 大陆汽车电子(长春)有限公司 | Distributed wireless vehicle body control system |
| CN110562169A (en) * | 2019-09-25 | 2019-12-13 | 厦门博电电子有限公司 | Multifunctional vehicle body controller and control method thereof |
| CN111038418A (en) * | 2019-12-31 | 2020-04-21 | 重庆集诚汽车电子有限责任公司 | Central integrated automobile body domain controller system and automobile |
| CN114185287A (en) * | 2021-11-25 | 2022-03-15 | 上汽通用五菱汽车股份有限公司 | Vehicle body area controller |
| CN114056264A (en) * | 2021-12-31 | 2022-02-18 | 埃泰克汽车电子(芜湖)有限公司 | Automobile body domain controller based on domestic chip design and automobile |
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Application publication date: 20190528 |